STR-DN840
STR-DN840
45
45
5-26. SCHEMATIC DIAGRAM – DCDC Board –
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DCDC BOARD
6
15 10
0 1.6 14 2.6
3.6 15 8
0 0.8 15 2.6
2
15 7
0.8 1.4 15 2.6
3.7 15 8.3
0.8 1.6 15 2.6
1
2
3
4
2
3
4
5
6
7
8
9
10
11
27k
R1940
1k
R1911
18k
R1944
22k
R1943
0
R1945
C1926
0.01
C1931
0.1
7.5k
R1916
C1916
3300p
1k
R1907
C1944
100
10V
C1948
22
C1975
22
C1954
0.1
0
R1939
27k
R1937
6.8k
R1938
1.8k
R1964
C1952
22
C1973
22
0.1
C1956
C1924
0.01
C1929
0.1
C1914
3300p
1k
R1905
C1934
0.1
7.5k
R1913
C1925
0.01
C1930
0.1
C1915
3300p
7.5k
R1915
1k
R1914
C1927
0.01
C1932
0.1
C1922
2200p
10k
R1919
1k
R1918
W1900
CN941
4P
R3 AC (Yellow)
NC
CENTER
R3 AC (Green)
CL946
F940
3.15A 250V
F941
3.15A 250V
CL941
CL942
C907
0.047
C908
0.047
C902
0.1
CL943
D923
D5SBA60-F
C900
6800 25V
L1908
10uH
L1907
10uH
L1906
10uH
L1901
10uH
L1903
10uH
L1902
10uH
L1904
10uH
0
R1942
22
R1925
C1936
0.1
22
R1927
C1935
0.1
22
R1926
C1937
0.1
22
R1928
25V
C1904
100
25V
C1969
10
C1964
10
C1909
0.1
C1906
100
C1967
10
C1962
10
C1911
0.1
25V
C1905
100
C1966
10
C1961
10
C1910
0.1
25V
C1907
100
C1965
10
C1960
10
C1912
0.1
C1946
100
10V
C1949
22
C1972
22
0.1
C1955
C1945
100
10V
CN1901
11P
NC
1
+6V
+6V
+DCDC_NW
+DCDC_NW
+3.6V
+3.6V
+2V
+2V
+2.5V
+2.5V
CL947
10k
R1965
68k
R1946
L1909
10uH
0
R1948
4.7
R1933
C1942
0.001
12k
R1947
C1951
22
C1971
22
0.1
C1957
C1947
100
10V
CL949
CL950
CL909
CL910
CL911
1
2
CN901
2P
STBY GND
STBY GND
1
BOOT
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
9
1
BOOT
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
9
1
BOOT
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
9
1
BOOT
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
9
IC1904
BD9329AEFJ-BZSE2
+6V REG.
IC1904
IC1902
BD9329AEFJ-BZSE2
+3.6V REG.
IC1902
IC1903
BD9329AEFJ-BZSE2
+2V REG.
IC1903
IC1901
BD9329AEFJ-BZSE2
+DCDC_NW REG.
IC1901
N
POWER
TRANSFORMER
(MAIN)
T901
(Page 47)
O
STANDBY BOARD
CN940
(Page 47)
DIGITAL
BOARD
(3/8)
CN1501
(Page 30)
F
Summary of Contents for STR-DN840
Page 99: ...MEMO STR DN840 99 ...